RT Journal Article SR Electronic T1 Risk factors with acute sports injuries. JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 22 OP 24 DO 10.1136/bjsm.14.1.22 VO 14 IS 1 A1 S. Sonne-Holm A1 C. H. Sørensen YR 1980 UL http://bjsm.bmj.com/content/14/1/22.abstract AB